Spok Holdings, Inc
SPOK- Exchange
- Nasdaq
- Industry
- Radiotelephone Communications
- SEC CIK
- 0001289945
In the last 90 days, Spok Holdings, Inc insiders filed 0 open-market purchases and 2 sales; 132 institutions reported holding it in 13F filings for Q2 2026, worth $110.9M in total; no superinvestor holds it.
13F holders, Q1 2024
Institutional positions in Spok Holdings, Inc as of Mar 31, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 111
- +4 vs. Q4 2023
- Shares held
- 10.0M
- −169.1K (−1.7%) vs. Q4 2023
- Total value
- $160.3M
- +$2.11M (+1.3%) vs. Q4 2023
- New holders
- 20
- 34 more added
- Sold out
- 16
- 40 more reduced
Compare with Q4 2023: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting SPOK on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 132 | $110.9M |
| Q1 2026 | 139 | $114.4M |
| Q4 2025 | 134 | $146.0M |
| Q3 2025 | 143 | $197.7M |
| Q2 2025 | 130 | $194.4M |
| Q1 2025 | 125 | $173.5M |
| Q4 2024 | 116 | $162.1M |
| Q3 2024 | 109 | $152.0M |
| Q2 2024 | 114 | $150.8M |
| Q1 2024 | 111 | $160.3M |
| Q4 2023 | 107 | $158.2M |
| Q3 2023 | 97 | $143.1M |
| Q2 2023 | 87 | $135.4M |
| Q1 2023 | 85 | $98.1M |
| Q4 2022 | 78 | $82.6M |
| Q3 2022 | 60 | $68.2M |
| Q2 2022 | 62 | $61.6M |
| Q1 2022 | 62 | $89.4M |
| Q4 2021 | 71 | $107.6M |
| Q3 2021 | 87 | $119.8M |
| Q2 2021 | 103 | $130.0M |
| Q1 2021 | 102 | $145.9M |
Institutions, Q1 2024
Shares, value and share of portfolio for each institution holding Spok Holdings, Inc; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Gradient Investments LLC | 0 | $3 | 0.00% | 0 | New |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 3 | $47 | 0.00% | +3 | New |
| The PNC Financial Services Group, Inc. | 12 | $191 | 0.00% | 00.0% | Unchanged |
| Versant Capital Management, Inc | 17 | $271 | 0.00% | 00.0% | Unchanged |
| Kayne Anderson Rudnick Investment Management LLC | 30 | $479 | 0.00% | +30 | New |
| Private Wealth Management Group, LLC | 34 | $543 | 0.00% | 00.0% | Unchanged |
| Capital Advisors, Ltd. LLC | 65 | $1.00K | 0.00% | 00.0% | Unchanged |
| Clearstead Advisors, LLC | 70 | $1.03K | 0.00% | +70 | New |
| Farther Finance Advisors, LLC | 95 | $1.50K | 0.00% | 00.0% | Unchanged |
| Steward Partners Investment Advisory, LLC | 100 | $1.59K | 0.00% | 00.0% | Unchanged |
| Quadrant Capital Group LLC | 171 | $2.73K | 0.00% | +150+714.3% | Added |
| WealthCollab, LLC | 185 | $2.95K | 0.00% | 00.0% | Unchanged |
| Harbour Investments, Inc. | 250 | $3.99K | 0.00% | +250 | New |
| Gen-Wealth Partners Inc | 270 | $4.31K | 0.00% | +270 | New |
| CWM, LLC | 306 | $5.00K | 0.00% | +14+4.8% | Added |
| Macroview Investment Management LLC | 332 | $5.30K | 0.01% | +332 | New |
| Parallel Advisors, LLC | 414 | $6.60K | 0.00% | +277+202.2% | Added |
| Signaturefd, LLC | 553 | $8.82K | 0.00% | +481+668.1% | Added |
| Bank of New Hampshire | 570 | $9.09K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 609 | $9.71K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 600 | $10.0K | 0.00% | −951−61.3% | Reduced |
| Tower Research Capital LLC (TRC) | 667 | $10.3K | 0.00% | −4,246−86.4% | Reduced |
| Metropolitan Life Insurance Co | 970 | $15.5K | 0.00% | 00.0% | Unchanged |
| McIlrath & Eck, LLC | 1,032 | $16.5K | 0.00% | +821+389.1% | Added |
| Legal & General Group Plc | 1,426 | $22.7K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 1,468 | $23.4K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 1,732 | $27.6K | 0.00% | +466+36.8% | Added |
| California State Teachers Retirement System | 1,787 | $28.5K | 0.00% | −1,139−38.9% | Reduced |
| Simplex Trading, LLC | 1,879 | $29.0K | 0.00% | −1,210−39.2% | Reduced |
| Group One Trading, L.P. | 1,930 | $30.8K | 0.00% | +442+29.7% | Added |
| Covestor Ltd | 2,216 | $35.0K | 0.02% | +346+18.5% | Added |
| State of Wyoming | 2,618 | $41.8K | 0.01% | −6,987−72.7% | Reduced |
| Tucker Asset Management LLC | 3,126 | $49.9K | 0.01% | −5,037−61.7% | Reduced |
| JPMorgan Chase & Co | 7,067 | $112.7K | 0.00% | −4,770−40.3% | Reduced |
| Great West Life Assurance Co | 7,403 | $118.0K | 0.00% | −81−1.1% | Reduced |
| New York State Common Retirement Fund | 7,443 | $118.7K | 0.00% | −7−0.1% | Reduced |
| BNP Paribas Arbitrage, SA | 8,577 | $136.8K | 0.00% | +3,884+82.8% | Added |
| American International Group, Inc. | 8,761 | $139.7K | 0.00% | −75−0.8% | Reduced |
| LSV Asset Management | 8,755 | $140.0K | 0.00% | −12,945−59.7% | Reduced |
| MetLife Investment Management | 9,363 | $149.3K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 9,468 | $151.0K | 0.00% | +95+1.0% | Added |
| Deutsche Bank AG | 9,473 | $151.1K | 0.00% | +255+2.8% | Added |
| Principal Financial Group Inc | 10,681 | $170.4K | 0.00% | +10,681 | New |
| Grantham, Mayo, Van Otterloo & Co. LLC | 10,878 | $173.5K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 11,113 | $177.3K | 0.00% | +1,083+10.8% | Added |
| DekaBank Deutsche Girozentrale | 11,442 | $180.0K | 0.00% | 00.0% | Unchanged |
| Centiva Capital, LP | 11,370 | $181.4K | 0.01% | +11,370 | New |
| Lazard Asset Management LLC | 11,513 | $183.0K | 0.00% | −613−5.1% | Reduced |
| Aviva PLC | 11,961 | $190.8K | 0.00% | −27,006−69.3% | Reduced |
| Nisa Investment Advisors, LLC | 12,115 | $193.2K | 0.00% | +12,100+80,666.7% | Added |
| Virtus ETF Advisers LLC | 12,199 | $194.6K | 0.10% | +12,199 | New |
| Barclays PLC | 12,472 | $198.9K | 0.00% | −11,941−48.9% | Reduced |
| Wells Fargo & Company | 14,669 | $234.0K | 0.00% | −843−5.4% | Reduced |
| Bailard, Inc. | 14,725 | $234.9K | 0.01% | +14,725 | New |
| American Century Companies Inc | 15,791 | $251.9K | 0.00% | +15,791 | New |
| Johnson Investment Counsel Inc | 16,070 | $256.3K | 0.00% | 00.0% | Unchanged |
| Martingale Asset Management L P | 16,467 | $262.6K | 0.01% | +1,350+8.9% | Added |
| Jane Street Group, LLC | 16,564 | $264.2K | 0.00% | +1,687+11.3% | Added |
| Cambria Investment Management, L.P. | 16,712 | $266.6K | 0.02% | +16,712 | New |
| Financial Advocates Investment Management | 17,189 | $274.2K | 0.02% | +17,189 | New |
| Cambridge Investment Research Advisors, Inc. | 17,393 | $277.0K | 0.00% | −4,929−22.1% | Reduced |
| Quest Partners LLC | 17,548 | $279.9K | 0.05% | +17,548 | New |
| Semanteon Capital Management, LP | 17,822 | $284.3K | 0.18% | +17,822 | New |
| Bank of America Corp | 17,919 | $285.8K | 0.00% | −8,022−30.9% | Reduced |
| Two Sigma Investments, LP | 18,287 | $291.7K | 0.00% | −124,841−87.2% | Reduced |
| Susquehanna International Group, LLP | 19,797 | $315.8K | 0.00% | −2,577−11.5% | Reduced |
| Franklin Resources Inc | 19,926 | $317.8K | 0.00% | +1,188+6.3% | Added |
| Royal Bank of Canada | 20,148 | $321.0K | 0.00% | −5,642−21.9% | Reduced |
| Guggenheim Capital LLC | 20,381 | $325.1K | 0.00% | +870+4.5% | Added |
| Y-Intercept (Hong Kong) Ltd | 20,918 | $333.6K | 0.03% | +20,918 | New |
| Janney Montgomery Scott LLC | 22,936 | $366.0K | 0.00% | −21,046−47.9% | Reduced |
| Winton Group Ltd | 23,032 | $367.4K | 0.03% | +3,130+15.7% | Added |
| Rhumbline Advisers | 24,827 | $396.0K | 0.00% | −1,141−4.4% | Reduced |
| Qube Research & Technologies Ltd | 25,135 | $400.9K | 0.00% | +13,128+109.3% | Added |
| STRS Ohio | 29,400 | $468.0K | 0.00% | −7,100−19.5% | Reduced |
| Sierra Summit Advisors LLC | 30,328 | $483.7K | 0.13% | +30,328 | New |
| Hennion & Walsh Asset Management, Inc. | 34,738 | $554.1K | 0.03% | +13,245+61.6% | Added |
| UBS Group AG | 36,332 | $579.5K | 0.00% | −1,200−3.2% | Reduced |
| Trexquant Investment LP | 45,541 | $726.4K | 0.01% | +27,030+146.0% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 47,965 | $765.0K | 0.00% | −4,578−8.7% | Reduced |
| Los Angeles Capital Management LLC | 48,900 | $780.0K | 0.00% | −5,980−10.9% | Reduced |
| Charles Schwab Investment Management Inc | 49,156 | $784.0K | 0.00% | −1,708−3.4% | Reduced |
| Invesco Ltd. | 53,883 | $859.4K | 0.00% | −20,128−27.2% | Reduced |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 54,459 | $868.6K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 56,097 | $894.6K | 0.00% | +290+0.5% | Added |
| First Trust Advisors LP | 56,621 | $903.1K | 0.00% | +1,713+3.1% | Added |
| Campbell & CO Investment Adviser LLC | 61,922 | $987.7K | 0.09% | +5,971+10.7% | Added |
| Goldman Sachs Group Inc | 77,472 | $1.24M | 0.00% | +16,122+26.3% | Added |
| Citadel Advisors LLC | 80,075 | $1.28M | 0.00% | +40,062+100.1% | Added |
| Allspring Global Investments Holdings, LLC | 88,773 | $1.42M | 0.00% | −10,512−10.6% | Reduced |
| Gsa Capital Partners LLP | 104,258 | $1.66M | 0.13% | +35,390+51.4% | Added |
| Truvestments Capital LLC | 117,118 | $1.87M | 0.72% | +117,118 | New |
| Two Sigma Advisers, LP | 131,700 | $2.10M | 0.00% | −83,700−38.9% | Reduced |
| Prelude Capital Management, LLC | 147,885 | $2.36M | 0.16% | −7,950−5.1% | Reduced |
| Uniplan Investment Counsel, Inc. | 156,097 | $2.49M | 0.20% | −312−0.2% | Reduced |
| Fuller & Thaler Asset Management, Inc. | 179,748 | $2.87M | 0.01% | −71,375−28.4% | Reduced |
| Morgan Stanley | 187,313 | $2.99M | 0.00% | −7,789−4.0% | Reduced |
| Acadian Asset Management LLC | 202,055 | $3.22M | 0.01% | −147,965−42.3% | Reduced |
| Northern Trust Corp | 203,496 | $3.25M | 0.00% | +1,379+0.7% | Added |
| Bank of New York Mellon Corp | 229,907 | $3.67M | 0.00% | −13,790−5.7% | Reduced |